GL Implementation for GPU Discardable

gpu/ipc/service/gpu_channel_manager.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GPU_IPC_SERVICE_GPU_CHANNEL_MANAGER_H_
 #define GPU_IPC_SERVICE_GPU_CHANNEL_MANAGER_H_
 
 #include <stdint.h>
 
 #include <deque>
 #include <memory>
 #include <string>
 #include <unordered_map>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "build/build_config.h"
 #include "gpu/command_buffer/common/activity_flags.h"
 #include "gpu/command_buffer/common/constants.h"
 #include "gpu/command_buffer/service/gpu_preferences.h"
+#include "gpu/command_buffer/service/service_discardable_manager.h"
 #include "gpu/config/gpu_driver_bug_workarounds.h"
 #include "gpu/config/gpu_feature_info.h"
 #include "gpu/gpu_export.h"
 #include "gpu/ipc/service/gpu_memory_manager.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gl/gl_surface.h"
 #include "url/gurl.h"
 
 namespace gl {
@@ skipping 117 matching lines @@
   GpuMemoryManager gpu_memory_manager_;
   // SyncPointManager guaranteed to outlive running MessageLoop.
   SyncPointManager* sync_point_manager_;
   std::unique_ptr<gles2::ProgramCache> program_cache_;
   scoped_refptr<gles2::ShaderTranslatorCache> shader_translator_cache_;
   scoped_refptr<gles2::FramebufferCompletenessCache>
       framebuffer_completeness_cache_;
   scoped_refptr<gl::GLSurface> default_offscreen_surface_;
   GpuMemoryBufferFactory* const gpu_memory_buffer_factory_;
   GpuFeatureInfo gpu_feature_info_;
+  scoped_refptr<ServiceDiscardableManager> discardable_manager_;
 #if defined(OS_ANDROID)
   // Last time we know the GPU was powered on. Global for tracking across all
   // transport surfaces.
   base::TimeTicks last_gpu_access_time_;
   base::TimeTicks begin_wake_up_time_;
 #endif
 
   // Set during intentional GPU process shutdown.
   bool exiting_for_lost_context_;
 
   // Flags which indicate GPU process activity. Read by the browser process
   // on GPU process crash.
   GpuProcessActivityFlags activity_flags_;
 
   // Member variables should appear before the WeakPtrFactory, to ensure
   // that any WeakPtrs to Controller are invalidated before its members
   // variable's destructors are executed, rendering them invalid.
   base::WeakPtrFactory<GpuChannelManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuChannelManager);
 };
 
 }  // namespace gpu
 
 #endif  // GPU_IPC_SERVICE_GPU_CHANNEL_MANAGER_H_